CVE-1999-1318: High severity Sun SunOS vulnerability

Published Sep 17, 1993
·
Updated

/usr/5bin/su in SunOS 4.1.3 and earlier uses a search path that includes the current working directory (.), which allows local users to gain privileges via Trojan horse programs.

Affected Software

5 affected components
Sun SunOS<=4.1.3
Sun SunOS=4.1.1
Sun SunOS=4.1.3
Sun SunOS=4.1.2
Sun SunOS=4.1.3c

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Configuration

    Ensure /usr/5bin/su does not include the current working directory (.) in its search path. Remove '.' from the PATH used by su or modify the su invocation to use a fixed safe path so that executables in the current working directory cannot be run with elevated privileges.

    /usr/5bin/su (SunOS) search path (PATH) = remove '.' (current working directory)

Event History

Sep 17, 1993
CVE Published
04:00 AM
Data Sourced
via NVD·04:00 AM
RemedyDescriptionSeverityAffected Software
Mar 9, 2002
CVE Published
via MITRE·10:00 AM
Data Sourced
via MITRE·10:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-1999-1318?

CVE-1999-1318 is considered a high severity vulnerability due to its potential to allow local users to gain elevated privileges.

2

How do I fix CVE-1999-1318?

To fix CVE-1999-1318, you should modify the search path for the 'su' command to remove the current working directory (.) or update to a fixed version of SunOS.

3

Who is affected by CVE-1999-1318?

CVE-1999-1318 affects all versions of SunOS up to and including 4.1.3.

4

What type of vulnerability is CVE-1999-1318?

CVE-1999-1318 is a local privilege escalation vulnerability.

5

Can CVE-1999-1318 be exploited remotely?

CVE-1999-1318 cannot be exploited remotely as it requires local access to the system.

Contact

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